Add 7/18 and 42/27, Solve 7/18 + 1 15/27 as a fraction

Add 7/18 and 42/27

1^st number: 7/18, 2^nd number: 1 15/27

7/18 + 42/27 is 35/18.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54

Next, find the equivalent fraction of both fractional numbers with denominator 54
For the 1st fraction, since 18 × 3 = 54,
7/18 = 7 × 3/18 × 3 = 21/54
Likewise, for the 2nd fraction, since 27 × 2 = 54,
42/27 = 42 × 2/27 × 2 = 84/54
Add the two like fractions:
21/54 + 84/54 = 21 + 84/54 = 105/54
105/54 simplified gives 35/18
So, 7/18 + 42/27 = 35/18
In mixed form: 117/18

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